Home / 1,923,657.40-2,654,416.38-1,108,127.80

Finding the Fourth Proportional to 1,923,657.40, 2,654,416.38 and 1,108,127.80

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Solution

The fourth proportional to 1,923,657.40, 2,654,416.38 and 1,108,127.80 is: 1,529,083.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,657.40 : 2,654,416.38 = 1,108,127.80 : x
  2. Step 2: Convert to fraction form
    1,923,657.40/2,654,416.38 = 1,108,127.80/x
  3. Step 3: Cross multiply
    1,923,657.40x = 2,654,416.38 × 1,108,127.80
  4. Step 4: Simplify right side
    1,923,657.40x = 2,941,432,583,453.36
  5. Step 5: Solve for x
    x = 2,941,432,583,453.36/1,923,657.40
  6. Step 6: Final answer
    x = 1,529,083.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.